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ASTM A240/A240M S31008 vs IS 1570 (Part 5) X04Cr25Ni20

Strong Match — 100% match based on chemical composition and mechanical property overlap.

ASTM A240/A240M S31008 (ASTM A240/A240M:2025) and IS 1570 (Part 5) X04Cr25Ni20 (IS 1570 (Part 5):1985) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S31008 is defined under ASTM International, originating from United States, while IS 1570 (Part 5) X04Cr25Ni20 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, ASTM A240/A240M S31008 vs IS 1570 (Part 5) X04Cr25Ni20 is a 100% match. As per mechanical properties, the match is 100%. Combined, this makes them a strong match overall at 100%.

Frequently Compared With ASTM A240/A240M S31008:
GOST 5632 08X18H10 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 12Cr13H EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4845 GOST 5632 06Kh23N28 EN 10088-1 1.4401 ASTM A959 .- GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Match Breakdown
CHEMISTRY MATCH
100%
MECHANICAL MATCH
100%
OVERALL
100%
Specifications
Property ASTM A240/A240M S31008 IS 1570 (Part 5) X04Cr25Ni20
Standard ASTM A240/A240M:2025 IS 1570 (Part 5):1985
Category Stainless Steel Stainless Steel
C (%) <=0.08 <=0.08
Mn (%) <=2.00 <=2.0
P (%) <=0.045 <=0.045
S (%) <=0.030 <=0.030
Si (%) <=1.50 <=1.5
Cr (%) 24.0-26.0 24.0-26.0
Ni (%) 19.0-22.0 19.0-22.0
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A240/A240M S31008 IS 1570 (Part 5) X04Cr25Ni20
Tensile Strength >=515 MPa >=515 MPa
Yield Strength >=205 MPa >=205 MPa (0.2 % proof stress)
Elongation >=40% >=40% (50 mm)
Hardness <=217 HB <=217 HB; <=95 HRB
Condition Plate, sheet and strip; yield by 0.2 percent offset Annealed, quenched or solution treated plates, sheets and strips (Table 2)
Typical Applications
ASTM A240/A240M S31008
Pressure vessels and general applications (plate, sheet and strip)
IS 1570 (Part 5) X04Cr25Ni20
Not documented
Can ASTM A240/A240M S31008 Be Substituted With IS 1570 (Part 5) X04Cr25Ni20?
ASTM A240/A240M S31008 and IS 1570 (Part 5) X04Cr25Ni20 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 5) X04Cr25Ni20 is often considered as a substitute for ASTM A240/A240M S31008 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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ASTM A240/A240M S31008
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IS 1570 (Part 5) X04Cr25Ni20
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Frequently Asked Questions
What is the difference between ASTM A240/A240M S31008 and IS 1570 (Part 5) X04Cr25Ni20?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A240/A240M S31008 be substituted with IS 1570 (Part 5) X04Cr25Ni20?
ASTM A240/A240M S31008 and IS 1570 (Part 5) X04Cr25Ni20 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 5) X04Cr25Ni20 is often considered as a substitute for ASTM A240/A240M S31008 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.